--character-set-server=utf8mb4 \
--collation-server=utf8mb4_unicode_ci \
--default-time-zone='Asia/Shanghai' \
--connect-timeout=1000 \
--socket-timeout=3000 \
--auto-reconnect=true \
--use-unicode=true \
--use-ssl=false \
--allow-public-key-retrieval=true